GB0701544D0 - Heat-dissipating device for back light source for flat panel display - Google Patents

Heat-dissipating device for back light source for flat panel display

Info

Publication number
GB0701544D0
GB0701544D0 GBGB0701544.9A GB0701544A GB0701544D0 GB 0701544 D0 GB0701544 D0 GB 0701544D0 GB 0701544 A GB0701544 A GB 0701544A GB 0701544 D0 GB0701544 D0 GB 0701544D0
Authority
GB
United Kingdom
Prior art keywords
heat
light source
flat panel
panel display
back light
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
GBGB0701544.9A
Other versions
GB2440748A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sunonwealth Electric Machine Industry Co Ltd
Original Assignee
Sunonwealth Electric Machine Industry Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sunonwealth Electric Machine Industry Co Ltd filed Critical Sunonwealth Electric Machine Industry Co Ltd
Publication of GB0701544D0 publication Critical patent/GB0701544D0/en
Publication of GB2440748A publication Critical patent/GB2440748A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/60—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air
    • F21V29/67—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air characterised by the arrangement of fans
    • F21V29/677—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air characterised by the arrangement of fans the fans being used for discharging
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
    • F21V29/76—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical parallel planar fins or blades, e.g. with comb-like cross-section
    • F21V29/763—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical parallel planar fins or blades, e.g. with comb-like cross-section the planes containing the fins or blades having the direction of the light emitting axis
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • F21V29/83—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks the elements having apertures, ducts or channels, e.g. heat radiation holes
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133603—Direct backlight with LEDs
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/02—Details
    • H05K1/0201—Thermal arrangements, e.g. for cooling, heating or preventing overheating
    • H05K1/0203—Cooling of mounted components
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/02—Details
    • H05K1/0201—Thermal arrangements, e.g. for cooling, heating or preventing overheating
    • H05K1/0203—Cooling of mounted components
    • H05K1/021—Components thermally connected to metal substrates or heat-sinks by insert mounting
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133628—Illuminating devices with cooling means
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/18—Printed circuits structurally associated with non-printed electric components
    • H05K1/182—Printed circuits structurally associated with non-printed electric components associated with components mounted in the printed circuit board, e.g. insert mounted components [IMC]
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
    • H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
    • H05K2201/10007—Types of components
    • H05K2201/10106—Light emitting diode [LED]
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K3/00—Apparatus or processes for manufacturing printed circuits
    • H05K3/0058—Laminating printed circuit boards onto other substrates, e.g. metallic substrates
    • H05K3/0061—Laminating printed circuit boards onto other substrates, e.g. metallic substrates onto a metallic substrate, e.g. a heat sink
GB0701544A 2006-08-07 2007-01-26 Heat-dissipating device for a back light source in a flat panel display Withdrawn GB2440748A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW095128911A TWI286721B (en) 2006-08-07 2006-08-07 Heat-dissipating apparatus for a back light module of a liquid crystal display

Publications (2)

Publication Number Publication Date
GB0701544D0 true GB0701544D0 (en) 2007-03-07
GB2440748A GB2440748A (en) 2008-02-13

Family

ID=37872861

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0701544A Withdrawn GB2440748A (en) 2006-08-07 2007-01-26 Heat-dissipating device for a back light source in a flat panel display

Country Status (5)

Country Link
JP (1) JP2008041638A (en)
DE (1) DE102007006594A1 (en)
FR (1) FR2904749A1 (en)
GB (1) GB2440748A (en)
TW (1) TWI286721B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5266879B2 (en) * 2008-05-28 2013-08-21 岩崎電気株式会社 Surface lighting device
TWI385343B (en) * 2008-07-24 2013-02-11 Advanced Optoelectronic Tech Light source and passive thermal heat dissipation apparatus thereof
KR100910917B1 (en) 2009-01-21 2009-08-05 주식회사 지앤에이치 Heat sink device of light emitting diode module for lighting equipment
JP2011146225A (en) * 2010-01-14 2011-07-28 Sharp Corp Light source device and backlight device equipped therewith
KR101079151B1 (en) 2011-08-18 2011-11-02 이슬기 Led light-module for lighting system
EP2584245A1 (en) * 2011-10-17 2013-04-24 Luminova GmbH LED module with a sheet metal heat sink
CN102661533A (en) * 2012-04-11 2012-09-12 深圳市华星光电技术有限公司 Backlight module and LCD (liquid crystal display) device
CN108337857B (en) * 2018-02-01 2020-04-07 深圳创维－Rgb电子有限公司 Television receiver

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001043594A (en) * 1999-07-30 2001-02-16 Matsushita Electric Ind Co Ltd Cassette carrier device
US6428189B1 (en) * 2000-03-31 2002-08-06 Relume Corporation L.E.D. thermal management
US6999318B2 (en) * 2003-07-28 2006-02-14 Honeywell International Inc. Heatsinking electronic devices
US6966674B2 (en) * 2004-02-17 2005-11-22 Au Optronics Corp. Backlight module and heat dissipation structure thereof
TWI255377B (en) * 2004-11-05 2006-05-21 Au Optronics Corp Backlight module
TWI262342B (en) * 2005-02-18 2006-09-21 Au Optronics Corp Device for fastening lighting unit in backlight module
TWI307799B (en) * 2005-05-25 2009-03-21 Coretronic Corp Backlight module
TWI256454B (en) * 2005-06-03 2006-06-11 Au Optronics Corp Light module

Also Published As

Publication number Publication date
GB2440748A (en) 2008-02-13
FR2904749A1 (en) 2008-02-08
DE102007006594A1 (en) 2008-02-21
TWI286721B (en) 2007-09-11
TW200809713A (en) 2008-02-16
JP2008041638A (en) 2008-02-21

Similar Documents

Publication Publication Date Title
EP1978566A4 (en) Light source device and display device
TWI367354B (en) Light guide panel for lcd back light unit and lcd back light unit thereby
TWI320506B (en) Light source adapted for lcd back-lit displays
EP2137772B8 (en) Light source device and display device having the same
EP2216585A4 (en) Light source apparatus and display apparatus
EP1925975A4 (en) Light source device
TWI365956B (en) Optical film, lighting device and display unit
TWI350360B (en) Surface light source device
EP2166274A4 (en) Light source device
TWI366722B (en) Direct-type backlight unit having surface light source
EP2151623A4 (en) Lighting device, display device, and light guide plate
EP2503215A4 (en) Surface light source unit, surface illumination device, and liquid crystal display device
EP2054757A4 (en) Backlight suitable for display devices
EP1924127A4 (en) Light source control device, illumination device, and liquid crystal display device
EP2063171A4 (en) Light source device, backlight device, and liquid crystal display device
EP2224788A4 (en) Surface light source device
EP2051003A4 (en) Light guide plate, light guide plate assembly, and surface illuminating device and liquid crystal display device using these
EP1884705A4 (en) Light source device
TWI340859B (en) Lighting device for liquid crystal panel
EP2031443A4 (en) Illumination optical device and projection display device
EP2128687A4 (en) Light source device and liquid crystal display device
PL383776A1 (en) Light diffuser plate, surface light source and liquid crystal display unit
EP2472316A4 (en) Light source device and projection display device using same
EP2192342A4 (en) Light source cooling device and projection display device with the same
EP2336630A4 (en) Illuminating device, planar light source device and liquid crystal display device

Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)